Press-open type storage device with prestressed to open closure

ABSTRACT

The present invention discloses a press-open type storage device with prestressed to open closure, wherein the relative stable state relationship of the closure and one side of the storage device being connectedly attached by a flexible flake type structure is characterized in that when closure is closed relative to the storage device, the connecting flake type structure is bended to appear a prestressed status to opening direction thereby keeping the closure to remain at a stable opening status after it is pressed to open.

BACKGROUND OF THE INVENTION

(a) Field of the invention

The present invention is related to a press-open type storage devicewith prestressed to open closure which is an innovative cylinder,cylinder like, or multi-face can shaped hollow container structure forstoring particle, powder, slurry, paste, or liquid type contents,wherein the peripheral side of the can shaped shell body of presentinvention is for hand or mechanism holding, the position of the forcebearing surface for press-open closure to be applied on by an externalforce on the shell body of a hollow container and the position of thecontent dispense outlet are respectively made at the two axial ends ofthe shell body of the hollow can type container. The closure is combinedwith the content dispense outlet to allow the force bearing surface atone end to be forced to open the closure at the other end to dispensecontents, or the closure at the other end is opened by hand to let theforce bearing surface be forced to dispense contents or to directly pourout contents. Further, a flexible flake type structure is made betweenthe closure and the shell body of a hollow container to prevent theclosure and shell body from detachment, wherein the relatively stablerelationship between the closure and shell body is that when the closurerelative to the storage device appears a close status, the attachingflake type structure is bent to appear a prestressed status to theopening direction so that the closure can be kept at a stable openingstatus to avoid hindering the dispense of contents inside the shell bodyof the hollow container, whereas the closure is not detached from theshell body so as to mix with the dispensed contents after it is opened,therefore, it is good for recycle and that is the progressiveness of theinnovative design of the present invention.

(b) Description of the Prior Art

The closure of conventional hand or mechanism holding type hollowcontainer for storing particle, powder, slurry, paste or liquid likecontents is usually independently provided, wherein it has at least oneimperfection: 1) container and closure are at detachment status and aremore inconvenient for recollection; or 2) if the press dispense is byside pressing, then the side pressured surface is wide enough to bemistakenly pressed; or 3) The position relationship between the openedclosure and shell body is unstable thereby affecting dispense ofcontents.

SUMMARY OF THE INVENTION

The present invention is a cylinder, cylinder-like, or multi-faced cantype hollow container of hand or mechanism holding type for storingparticle, powder, slurry, paste or liquid type contents, wherein theperipheral side of the can shaped shell body is particularly made forhand or mechanism holding, and the position of force bearing surface forpress-open closure to be applied on by an external force on the shellbody of a hollow container and the position of content dispense outletare respectively made at the two axial ends of the shell body of thehollow can type container. The closure is combined with the contentdispense outlet, the force bearing surface at one end is forced to openthe closure at the other end to dispense contents, or the closure at theother end can be opened by hand to let the force bearing surface beforced to dispense contents or to directly pour out contents. Further, aflexible flake type structure is made between the closure and storagedevice to prevent the closure and shell body from detachment, whereinthe relatively stable relationship between the closure and shell body isthat when the closure relative to the storage device appears a closestatus, the attaching flake type structure is bent to appear aprestressed status to opening direction so that the closure can be keptat a stable opening status to avoid hindering the dispense of contentsinside the shell body of the hollow container, whereas the closure isnot detached from the shell body so as to mix with the dispensedcontents after it is opened, therefore it is good for recycle.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG. 1 is a cross-sectional view showing the main structure of theinvention.

FIG. 2 is a cross-sectional view showing the embodiment of the forcebearing structure which is made of a material softer than shell bodyshown in FIG. 1.

FIG. 3 is a cross-sectional view showing the force bearing structure ofthe shell body in the embodiment of FIG. 2 is forced to dispensecontents of the shell body.

FIG. 4 is a cross-sectional view showing that the force bearingstructure in the embodiment of FIG. 2 being combined inside the shellbody pointing toward the closure has an extended pushing structure.

FIG. 5 is a cross-sectional view showing that the force bearingstructure in the embodiment of FIG. 4 is forced to dispense the contentsinside the shell body.

FIG. 6 is a cross-sectional view showing that the force bearingstructure in the embodiment of FIG. 1 is constituted by the piston typestructure.

FIG. 7 is a cross-sectional view showing that the force bearingstructure in the embodiment of FIG. 6 is pressed to open contents insidethe shell body.

FIG. 8 is a cross-sectional view showing that the force bearingstructure in the embodiment of FIG. 6 being combined inside the shellbody pointing toward closure has an extended pushing structure.

FIG. 9 is a cross-sectional view showing that the force bearingstructure in the embodiment of FIG. 8 is pressed to open contents insidethe shell body.

FIG. 10 is a cross-sectional view showing that the force bearingstructure is not installed to the storage device with the prestressed toopen closure of the present invention.

DESCRIPTION OF MAIN COMPONENT SYMBOLS

-   101: Shell body-   102: Closure-   103: Flexible flake type structure-   104: Force bearing structure-   105: Dispense outlet-   106: Pushing Structure-   107: Contents-   108: Piston Structure

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS

The conventional press-open type storage device has the following threetypes of relative imperfections:

1. The press-open type closure is detached from the storage device afterbeing pressed so as to mix with the stored contents.

2. The press-open type closure is not completely detached after beingpressed to open, when the pressing pressure disappears, the closure isbounced back to hider the dispense of contents;

3. If the press-open type closure is opened by applying an instantpressure to deform the storage device, whereas the closure is partiallyopened to release the pressure immediately, and the closure can still bebounced back.

The present invention is related to an innovative hand or mechanismholding type cylinder, cylinder-like, or multi-faced can type hollowcontainer structure for storing particle, powder, slurry, paste orliquid type contents, wherein the peripheral side of the can shapedshell body is for hand or mechanism holding, further, the position offorce bearing surface for press-open closure to be applied on by anexternal force on the shell body of a hollow container and the positionof content dispense outlet are respectively made at the two axial endsof the shell body of the hollow can type container. The closure iscombined with the content dispense outlet to allow the force bearingsurface at one end to be forced to open the closure at the other end todispense contents, or the closure at the other end is opened by hand tolet the force bearing surface be forced to dispense contents or todirectly pour out contents. Further, a flexible flake type structure ismade between the closure and the shell body of hollow container toprevent the closure and shell body from detachment, wherein therelatively stable relationship between the closure and shell body isthat when the closure relative to the storage device appears a closestatus, the attaching flake type structure is bent to appear aprestressed status to opening direction so that the closure can be keptat a stable opening status to avoid hindering the dispense of contentsinside the shell body of the hollow container, whereas the closure isnot detached from the shell body so as to mix with the dispensedcontents after it is opened, it is good for recycle and that is aninnovative design of the present invention.

FIG. 1 is a cross-sectional view showing the main structure of theinvention.

As illustrated in FIG. 1, it mainly comprises:

A shell body (101): It is a cylinder, cylinder like or multi-faced cantype hollow container of hand or mechanism holding type made of plasticor metal for storing particle, powder, slurry, paste or liquid typecontents (107), wherein the shell body (101) being made with a dispenseoutlet (105) at the axial bottom end thereof is at a close status whenthe dispense outlet (105) is combined with a closure (102), anddispenses contents (107) when said closure (102) is opened. Further, theshell body of the hollow container being attached with the flexibleflake type structure (103) allows the position of closure (102) to be atopening status in ordinary conditions and to appear a prestressed towardopening direction status when it is combined with the dispense outlet(105). Furthermore, the hand or mechanism held shell body of the hollowcontainer can be selected as needed to be made with a force bearingstructure (104) at the axial top end thereof, wherein when it is appliedon by an external force, the closure (102) is pressed to open todispense contents, or the closure (102) can be opened by hand and letthe force bearing surface be forced to dispense contents or to directlypour out contents;

A closure (102): It appears a closure structure to matchingly combinedwith the dispense outlet (105) at bottom end of the shell body (101) tomake the two appear a closing combined status, when the force bearingstructure (104) is applied by an external force, the closure (102) ispressed to detach from the dispense outlet (105) to dispense contents,or the closure is opened by hand to apply force on the force bearingsurface to dispense contents or to directly pour out contents, whereinthe closing combining methods for said closure (102) and shell body(101) include: 1) plugging combination 2) in-laying combination 3)locking combination 4) adhering combination 5) fusion combination orclamping combination by additional auxiliary locking elements, etc.;

The definition of closing combination of said closure (102) and dispenseoutlet (105) of shell body (101) includes a full close status orsemi-close status and is dependent on the property and the preservationrequirement of the contents stored inside the shell body (101).

A flexible flake type structure (103): It is constituted by a flexibleflake type attaching structure made of flexible material for attachingthe shell body (101) and the closure (102), wherein the attaching statusof the shell body (101) and the closure (102) includes that when saidclosure (102) is combined with the dispense outlet (105) at bottom endof the shell body (101) to allow the shell body (101) as a container toappear a close status, the flexible flake type structure (103) is bentto a prestressed status to the opening direction, wherein the closure(102) detaches from the shell body (101) and is helped by theprestressed flexibility of the flexible flake type structure (103) toallow the dispense outlet (105) at bottom end of the shell body (101) tomaintain at a stable opening status to dispense contents (107), whilesaid closure (102) is through said flexible flake type structure (103)to be still attached to the shell body (101) without falling down;

The structural relationships between the shell body (101), closure (102)and flexible flake type structure (103) of the press-open type storagedevice with prestressed to open closure include:

1. The flexible flake type structure (103), closure (102) and shell body(101) are made of the same material and are integrally formed; or

2. The closure (102) and flexible flake type structure (103) are made ofthe same material and integrally formed to further combine with theshell body (101) made of the same material; or

3. The closure (102) and flexible flake type structure (103) are made ofthe same material and are integrally formed to further combine with theshell body (101) made of different material; or

4. The shell body (101) and flexible flake type structure (103) are madeof the same material and are integrally formed to further combine withthe closure (102) made of the same material; or

5. The shell body (101) and flexible flake type structure (103) are madeof the same material and are integrally formed to further combine withthe closure (102) made of different material; or

6. The shell body (101), closure (102) and flexible flake type structure(103) are made of the same material, wherein they are individually madeand further combined; or

7. The shell body (101), closure (102) and flexible flake type structure(103) are made of different material, wherein they are individually madeand further combined.

The combining methods for said shell body (101) and closure (102) aswell as the combining methods for said closure (102) and flexible typestructure (103) include: fusion combination, adhering combination, rivetcombination, mechanism like in-lay or locking combination, clamping orsewing combinations by additional auxiliary elements, etc.;

The force bearing structure (104) of the press-open type storage devicewith prestressed to open closure can be embodied according toapplication requirements as following:

1. The force bearing surface of force bearing structure (104) isconstituted by a force bearing structure made of a flexible materialsofter than the one of shell body (101) to combine with the shell body(101), or is constituted by a force bearing structure (104) formed by athinner flexible structure made of the same material as the one of shellbody (101) to combine with the shell body (101), or is constituted by aforce bearing structure (104) formed by a more flexible structure tocombine with the shell body (101). In addition, the force bearingstructure (104) and shell body (101) can be made of the same material tobe integrally made or individually made and further combined, or theycan be made of different material and further combined. For filling inthe shell body interior with liquid, slurry or paste type contents(107), said force bearing structure (104) is forced to deform therebyproducing inner pressure to open the closure (102) which is furtherthrough the prestressed help by the flexible flake type structure (103)attached to the closure (102) and the shell body (101) to open and keepthe closure (102) remaining at a stable opening status even afterdisappearance of pressure that is good for dispensing the filled incontents (107) in the interior of shell body (101). FIG. 2 is across-sectional view showing the embodiment of the force bearingstructure which is made of a material softer than shell body shown inFIG. 1; FIG. 3 is a cross-sectional view showing the force bearingstructure of the shell body in the embodiment of FIG. 2 is forced todispense contents of the shell body.

2. The force bearing structure (104) comprising an internally installedpushing structure (106) is made of a flexible material softer than theone of shell body ( 101) to be combined on the top portion of the shellbody (101), while the force bearing structure (104) having an extendedpushing structure (106) being combined inside the shell body (101)pointing toward the closure (102) is forced, the pushing structure (106)is pushed toward the closure (102) thereby touchingly pressing theclosure (102) combined with the dispense outlet (105) of the shell body(101) to open. The closure (102) is further through the prestressed helpby the flexible flake type structure (103) attached to the closure (102)and shell body (101) to open and keep the closure (102) remaining at astable opening status even after disappearance of pressure that is goodfor dispensing the filled in contents (107) in the interior of shellbody (101). FIG. 4 is a cross-sectional view showing that the forcebearing structure in the embodiment of FIG. 2 being combined inside theshell body pointing toward the closure has an extended pushingstructure. FIG. 5 is a cross-sectional view showing that the forcebearing structure in the embodiment of FIG. 4 is forced to dispense thecontents inside the shell body.

The force bearing structure (104) and the shell body (101) of thepress-open type storage device with a prestressed to open closure can bemade of the same or different material to include:

a) The force bearing structure (104) and the shell body (101) are madeof the same material and are integrally formed; or

b) The force bearing structure (104) and the shell body (101) arerespectively made of the same material and further combined; or

c) The force bearing structure (104) and the shell body (101) are madeof different material and are further combined;

3. The force bearing structure (104) can be constituted by aconventional piston type structure comprising a pushable pistonstructure (108), wherein when the piston structure (108) is forced topush forward, the particle, powder, liquid, slurry or paste typecontents (107) filled in the shell body (101) are pressed to open theclosure (102), while the closure (102) is maintained at an openingstatus without falling down through the prestressed flexible flake typestructure (103). FIG. 6 is a cross-sectional view showing that the forcebearing structure in the embodiment of FIG. 1 is constituted by thepiston type structure. FIG. 7 is a cross-sectional view showing that theforce bearing structure in the embodiment of FIG. 6 is pressed to opencontents inside the shell body.

4. The force bearing structure (104) can be constituted by aconventional piston type structure comprising not only a pushable pistonstructure (108), but the piston structure (108) is also further madewith a pushing structure (106) along the direction toward said closure(102), wherein when the piston structure (108) is forced to pushforward, the closure (102) is pressed to open through the push by saidpushing structure (106), while the closure (102) is maintained at anopening status without falling down through the prestressed flexibleflake type structure (103). FIG. 8 is a cross-sectional view showingthat the force bearing structure in the embodiment of FIG. 6 beingcombined inside the shell body pointing toward closure has an extendedpushing structure. FIG. 9 is a cross-sectional view showing that theforce bearing structure in the embodiment of FIG. 8 is pressed to opencontents inside the shell body.

As shown in FIGS. 1-9, the following force application methods andrelatively matching external structure for the force bearing structure(104) relative to the shell body (101) can be selected according todifferent application condition herein:

1. The press-open type storage device with prestressed to open closurecan be a device for independent use to allow the interior of shell bodyto be filled with liquid, slurry or paste type contents (107), when theforce bearing structure (104) being hand or mechanism held is applied onby a human hand or an external force, said force bearing structure (104)is forced to deform thereby producing inner pressure to open the closure(102) which is further through the prestressed help by the flexibleflake type structure (103) attached to the closure (102) and shell body(101) to open and keep the closure (102) remaining at a stable openingstatus even after disappearance of pressure thereby dispensing contents(107) in the interior of shell body (101) to unspecified spaces whilethe closure (102) is maintained at an opening status without fallingdown through the prestressed flexible flake type structure (103).

2. The press-open type storage device with prestressed to open closurecan be a device for independent use, wherein the force bearing structure(104) comprising an internally installed pushing structure (106) is madeof a flexible material softer than the one of shell body (101) to becombined on the top portion of the shell body (101), and wherein theforce bearing structure (104) having an extended pushing structure (106)is combined inside the shell body (101) pointing toward the closure(102), when the interior of the shell body is filled with particle,powder, liquid, slurry or paste type contents (107) and the shell bodyis held by hand or mechanism so that the force bearing structure (104)is applied on by a human hand or an external force, the pushingstructure (106) is pushed toward the closure (102) thereby touchinglypressing the closure (102) combined with the dispense outlet (105) ofthe shell body (101) to open, and the closure (102) is further throughthe prestressed help by the flexible flake type structure (103) attachedto the closure (102) and shell body (101) to open and keep the closure(102) remaining at a stable opening status even after disappearance ofpressure thereby dispensing contents (107) in the interior of shell body(101) to unspecified spaces while the closure (102) is maintained at anopening status without falling down through the prestressed flexibleflake type structure (103).

The present invention is further related to a storage device withprestressed to open closure without installing a force bearingstructure, wherein it is related to a hand or mechanism holding typecylinder, cylinder-like, or multi-faced can type hollow containerstructure for storing particle, powder, slurry, paste or liquid typecontents, wherein the peripheral side of the can shaped shell body isfor hand or mechanism holding, further, the position of the contentdispense outlet is made at one axial end of the shell body of the hollowcan type container. The closure is combined with the content dispenseoutlet to allow being opened by hand from one end of the closure todispense contents or to directly pour out contents. Further, a flexibleflake type structure is made between the closure and the shell body of ahollow container to prevent the closure and the shell body fromdetachment, wherein the relatively stable relationship between theclosure and shell body is that when the closure relative to the storagedevice appears a close status, the attaching flake type structure isbended to appear a prestressed status to opening direction so that theclosure can be kept at a stable opening status.

FIG. 10 is a cross-sectional view showing that the force bearingstructure is not installed to the storage device with the prestressed toopen closure of the present invention.

As illustrated in FIG. 10, it mainly comprises:

A shell body (101): It is a cylinder, cylinder like or multi-faced cantype hollow container of hand or mechanism holding type made of plasticor metal for storing particle, powder, slurry, paste or liquid typecontents (107), wherein the shell body (101) being made with a dispenseoutlet (105) at one axial end thereof is at a close status when thedispense outlet (105) is combined with a closure (102), and dispensescontents (107) when said closure (102) is opened. Further, the shellbody of a hollow container being attached with the flexible flake typestructure (103) allows the position of closure (102) to be at openingstatus in ordinary conditions and to appear a prestressed toward openingdirection status when it is combined with the dispense outlet (105);

Said shell body (101) is not disposed with the force bearing structure(104), whereas the dispense outlet (105) thereof is arranged fordisposing the closure (102), thereby to be opened by hand;

A closure (102): It appears a closure structure to matchingly combinedwith the dispense outlet (105) at bottom end of the shell body (101) tomake the two appear a closing combined status, whereby the closure (102)is opened by hand to dispense contents or to directly pour out contents,wherein the closing combining methods for said closure (102) and shellbody (101) include: 1) plugging combination 2) in-laying combination 3)locking combination 4) adhering combination 5) fusion combination orclamping combination by additional auxiliary locking elements, etc.;

The definition of closing combination of said closure (102) and dispenseoutlet (105) of shell body (101) includes a full close status orsemi-close status and is dependent on the property and the preservationrequirement of the contents stored inside the shell body (101).

A flexible flake type structure (103): It is constituted by a flexibleflake type attaching structure made of flexible material for attachingthe shell body (101) and the closure (102), wherein the attaching statusof shell body (101) and the closure (102) includes that when saidclosure (102) is combined with the dispense outlet (105) at bottom endof the shell body (101) to allow the shell body (101) as a container toappear a close status, the flexible flake type structure (103) is bentto a prestressed status to the opening direction, wherein the closure(102) detaches from the shell body (101) and is helped by theprestressed flexibility of the flexible flake type structure (103) toallow the dispense outlet (105) at bottom end of the shell body (101) tomaintain at a stable opening status to dispense contents (107), whilesaid closure (102) is through the flexible flake type structure (103) tobe still attached to the shell body (101) without falling down;

The cross-sectional view showing that the force bearing structure is notinstalled to the storage device with the prestressed to open closure ofthe present invention illustrated in FIG. 10, wherein the structuralrelationships between the shell body (101), closure (102) and flexibleflake type structure (103) include:

-   -   1. The flexible flake type structure (103), closure (102) and        shell body (101) are made of the same material and are        integrally formed; or    -   2. The closure (102) and flexible flake type structure (103) are        made of the same material and integrally formed to further        combine with the shell body (101) made of the same material; or    -   3. The closure (102) and flexible flake type structure (103) are        made of the same material and are integrally formed to further        combine with the shell body (101) made of different material; or    -   4. The shell body (101) and flexible flake type structure (103)        are made of the same material and are integrally formed to        further combine with the closure (102) made of the same        material; or    -   5. The shell body (101) and flexible flake type structure (103)        are made of the same material and are integrally formed to        further combine with the closure (102) made of different        material; or    -   6. The shell body (101), closure (102) and flexible flake type        structure (103) are made of the same material, wherein they are        individually made and further combined; or    -   7. The shell body (101), closure (102) and flexible flake type        structure (103) are made of different material, wherein they are        individually made and further combined.

The combining methods for said shell body (101) and closure (102) aswell as the combining methods for said closure (102) and flexible typestructure (103) include: fusion combination, adhering combination, rivetcombination, mechanism like in-lay or locking combination, clamping orsewing combinations by additional auxiliary elements, etc.;

As summarized from the above descriptions, the present inventiondiscloses a press-open type storage device with prestressed to openclosure, wherein the relatively stable state relationship of the closureand one side of the storage device being connectedly attached by aflexible flake type structure (103) is characterized in that when theclosure (102) is closed relative to the dispense outlet (105) of thestorage device, the connecting flake type structure (103) is bent toappear a prestressed status to the opening direction thereby allowingthe attaching flexible flake type structure (103) to release theprestressed force so as to keep said closure (102) to remain at a stableopening status after it is pressed to open.

1. A press-open type storage device with prestressed to open closure,wherein it is a hand or mechanism holding type cylinder, cylinder-like,or multi-faced can type hollow container structure for storing particle,powder, slurry, paste or liquid type contents, wherein the peripheralside of the can shaped shell body is for hand or mechanism holding,further, the position of force bearing surface for press-open closure tobe applied on by an external force on the shell body of a hollowcontainer and the position of content dispense outlet are respectivelymade at the two axial ends of the shell body of the hollow can typecontainer; the closure is combined with the content dispense outlet toallow the force bearing surface at one end to be forced to open theclosure at the other end to dispense contents, or the closure at theother end is opened by hand to let the force bearing surface be forcedto dispense contents or to directly pour out contents; further, aflexible flake type structure is made between the closure and the shellbody of a hollow container to prevent the closure and the shell bodyfrom detachment, wherein the relatively stable relationship between theclosure and shell body is that when the closure relative to the storagedevice appears a close status, the attaching flake type structure isbent to appear a prestressed status to the opening direction so that theclosure can be kept at a stable opening status; wherein it mainlycomprises: A shell body (101): it is a cylinder, cylinder like ormulti-faced can type hollow container of hand or mechanism holding typemade of plastic or metal for storing particle, powder, slurry, paste orliquid type contents (107), wherein the shell body (101) being made witha dispense outlet (105) at the axial bottom end thereof is at a closestatus when the dispense outlet (105) is combined with a closure (102),and dispenses contents (107) when said closure (102) is opened; further,the shell body of the hollow container being attached with the flexibleflake type structure (103) allows the position of closure (102) to be atopening status in ordinary conditions and to appear a prestressed towardopening direction status when it is combined with the dispense outlet(105); Furthermore, the hand or mechanism held shell body of the hollowcontainer can be selected as needed to be made with a force bearingstructure (104) at the axial top end thereof, wherein when it is appliedon by an external force, the closure (102) is pressed to open todispense contents, or the closure (102) can be opened by hand and letthe force bearing surface be forced to dispense contents or to directlypour out contents; A closure (102): it appears a closure structure tomatchingly combined with the dispense outlet (105) at bottom end of theshell body (101) to make the two appear a closing combined status, whenthe force bearing structure (104) is applied by an external force, theclosure (102) is pressed to detach from the dispense outlet (105) todispense contents, or the closure is opened by hand to apply force onthe force bearing surface to dispense contents or to directly pour outcontents, wherein the closing combining methods for said closure (102)and shell body (101) include: 1) plugging combination 2) in-layingcombination 3) locking combination 4) adhering combination 5) fusioncombination or clamping combination by additional auxiliary lockingelements, etc.; The definition of closing combination of said closure(102) and dispense outlet (105) of shell body (101) includes a fullclose status or semi-close status and is dependent on the property andthe preservation requirement of the contents stored inside the shellbody (101); A flexible flake type structure (103): it is constituted bya flexible flake type attaching structure made of flexible material forattaching the shell body (101) and the closure (102), wherein theattaching status of shell body (101) and the closure (102) includes thatwhen said closure (102) is combined with the dispense outlet (105) atbottom end of the shell body (101) to allow the shell body (101) as acontainer to appear a close status, the flexible flake type structure(103) is bent to a prestressed status to the opening direction, whereinthe closure (102) detaches from the shell body (101) and is helped bythe prestressed flexibility of the flexible flake type structure (103)to allow the dispense outlet (105) at bottom end of the shell body (101)to maintain at a stable opening status to dispense contents (107), whilesaid closure (102) is through said flexible flake type structure (103)to be still attached to the shell body (101) without falling down.
 2. Apress-open type storage device with prestressed to open closure asclaimed in claim 1, wherein the structural relationships between theshell body (101), closure (102) and flexible flake type structureinclude: a) The flexible flake type structure (103), closure (102) andshell body (101) are made of the same material and are integrallyformed; or b) The closure (102) and flexible flake type structure (103)are made of the same material and integrally formed to further combinewith the shell body (101) made of the same material; or c) The closure(102) and flexible flake type structure (103) are made of the samematerial and are integrally formed to further combine with the shellbody (101) made of different material; or d) The shell body (101) andflexible flake type structure (103) are made of the same material andare integrally formed to further combine with the closure (102) made ofthe same material; or e) The shell body (101) and flexible flake typestructure (103) are made of the same material and are integrally formedto further combine with the closure (102) made of different material; orf) The shell body (101), closure (102) and flexible flake type structure(103) are made of the same material, wherein they are individually madeand further combined; or g) The shell body (101), closure (102) andflexible flake type structure (103) are made of different material,wherein they are individually made and further combined.
 3. A press-opentype storage device with prestressed to open closure as claimed in claim2, wherein the combining methods for said shell body (101) and closure(102) as well as the combining methods for closure (102) and flexibletype structure (103) include: fusion combination, adhering combination,rivet combination, mechanism like in-lay or locking combination,clamping or sewing combinations by additional auxiliary elements.
 4. Apress-open type storage device with prestressed to open closure asclaimed in claim 1, wherein the force bearing surface of force bearingstructure (104) is constituted by a force bearing structure made of aflexible material softer than the one of shell body (101) to combinewith the shell body (101), or is constituted by a force bearingstructure (104) formed by a thinner flexible structure made of the samematerial as the one of shell body (101) to combine with the shell body(101), or is constituted by a force bearing structure (104) formed by amore flexible structure to combine with the shell body (101); inaddition, the force bearing structure (104) and shell body (101) can bemade of the same material to be integrally made or individually made andfurther combined, or they can be made of different material and furthercombined.
 5. A press-open type storage device with prestressed to openclosure as claimed in claim 1, wherein the force bearing structure (104)comprising an internally installed pushing structure (106) is made of aflexible material softer than the one of shell body (101) to be combinedon the top portion of the shell body (101), while the force bearingstructure (104) having an extended pushing structure (106) beingcombined inside the shell body (101) pointing toward the closure (102)is forced, the pushing structure (106) is pushed toward the closure(102) thereby touchingly pressing the closure (102) combined with thedispense outlet (105) of the shell body (101) to open; the closure (102)is further through the prestressed help by the flexible flake typestructure (103) attached to the closure (102) and shell body (101) toopen and keep the closure (102) remaining at a stable opening statuseven after disappearance of pressure that is good for dispensing thefilled in contents (107) in the interior of shell body (101).
 6. Apress-open type storage device with prestressed to open closure asclaimed in claims 4 or 5, wherein the force bearing structure (104) andthe shell body (101) can be made of the same or different material toinclude: a) The force bearing structure (104) and the shell body (101)are made of the same material and are integrally formed; or b) The forcebearing structure (104) and the shell body (101) are respectively madeof the same material and further combined; or c) The force bearingstructure (104) and the shell body (101) are made of different materialand are further combined.
 7. A press-open type storage device withprestressed to open closure as claimed in claim 1, wherein the forcebearing structure (104) can be constituted by a conventional piston typestructure comprising a pushable piston structure (108), wherein when thepiston structure (108) is forced to push forward, the particle, powder,liquid, slurry or paste type contents (107) filled in the shell body(101) are pressed to open the closure (102), while the closure (102) ismaintained at an opening status without falling down through theprestressed flexible flake type structure (103).
 8. A press-open typestorage device with prestressed to open closure as claimed in claim 1,wherein the force bearing structure (104) can be constituted by aconventional piston type structure comprising not only a pushable pistonstructure (108), but the piston structure (108) is also further madewith a pushing structure (106) along the direction toward said closure(102), wherein when the piston structure (108) is forced to pushforward, the closure (102) is pressed to open through the push by saidpushing structure (106), while the closure (102) is maintained at anopening status without falling down through the prestressed flexibleflake type structure (103).
 9. A press-open type storage device withprestressed to open closure as claimed in claim 1, wherein it can be adevice for independent use to allow the interior of shell body to befilled with liquid, slurry or paste type contents (107), when the forcebearing structure (104) being hand or mechanism held is applied on by ahuman hand or an external force, said force bearing structure (104) isforced to deform thereby producing inner pressure to open the closure(102) which is further through the prestressed help by the flexibleflake type structure (103) attached to the closure (102) and the shellbody (101) to open and keep the closure (102) remaining at a stableopening status even after disappearance of pressure thereby dispensingcontents (107) in the interior of shell body (101) to unspecified spaceswhile the closure (102) is maintained at an opening status withoutfalling down through the prestressed flexible flake type structure(103).
 10. A press-open type storage device with prestressed to openclosure as claimed in claim 1, wherein it can be a device forindependent use, wherein the force bearing structure (104) comprising aninternally installed pushing structure (106) is made of a flexiblematerial softer than the one of shell body (101) to be combined on thetop portion of the shell body (101), and wherein the force bearingstructure (104) having an extended pushing structure (106) is combinedinside the shell body (101) pointing toward the closure (102), when theinterior of the shell body is filled with particle, powder, liquid,slurry or paste type contents (107) and the shell body is held by handor mechanism so that the force bearing structure (104) is applied on bya human hand or an external force, the pushing structure (106) is pushedtoward the closure (102) thereby touchingly pressing the closure (102)combined with the dispense outlet (105) of the shell body (101) to open,and the closure (102) is further through the prestressed help by theflexible flake type structure (103) attached to the closure (102) andthe shell body (101) to open and keep the closure (102) remaining at astable opening status even after disappearance of pressure therebydispensing contents (107) in the interior of shell body (101) tounspecified spaces while the closure (102) is maintained at an openingstatus without falling down through the prestressed flexible flake typestructure (103).
 11. A press-open type storage device with prestressedto open closure which is further without installing a force bearingstructure, wherein it is related to a hand or mechanism holding typecylinder, cylinder-like, or multi-faced can type hollow containerstructure for storing particle, powder, slurry, paste or liquid typecontents, wherein the peripheral side of the can shaped shell body isfor hand or mechanism holding, further, the position of the contentdispense outlet is made at one axial end of the shell body of the hollowcan type container; the closure is combined with the content dispenseoutlet to allow being opened by hand from one end of the closure todispense contents or to directly pour out contents; further, a flexibleflake type structure is made between the closure and the shell body of ahollow container to prevent the closure and shell body from detachment,wherein the relatively stable relationship between the closure and shellbody is that when the closure relative to the storage device appears aclose status, the attaching flake type structure is bent to appear aprestressed status to the opening direction so that the closure can bekept at a stable opening status; wherein it mainly comprises: A shellbody (101): it is a cylinder, cylinder like or multi-faced can typehollow container of hand or mechanism holding type made of plastic ormetal for storing particle, powder, slurry, paste or liquid typecontents (107), wherein the shell body (101) being made with a dispenseoutlet (105) at the axial bottom end thereof is at a close status whenthe dispense outlet (105) is combined with a closure (102), anddispenses contents (107) when said closure (102) is opened. Further, theshell body of a hollow container being attached with the flexible flaketype structure (103) allows the position of closure (102) to be atopening status in ordinary conditions and to appear a prestressed towardopening direction status when it is combined with the dispense outlet(105); Said shell body (101) is not disposed with the force bearingstructure (104), whereas the dispense outlet (105) thereof is arrangedfor disposing the closure (102), thereby to be opened by hand; A closure(102): it appears a closure structure to matchingly combined with thedispense outlet (105) at bottom end of the shell body (101) to make thetwo appear a closing combined status, whereby the closure (102) isopened by hand to dispense contents or to directly pour out contents;wherein the closing combining methods for said closure (102) and shellbody (101) include: 1) plugging combination 2) in-laying combination 3)locking combination 4) adhering combination 5) fusion combination orclamping combination by additional auxiliary locking elements; Thedefinition of closing combination of said closure (102) and dispenseoutlet (105) of shell body (101) includes a full close status orsemi-close status and is dependent on the property and the preservationrequirement of the contents stored inside the shell body (101); Aflexible flake type structure (103): it is constituted by a flexibleflake type attaching structure made of flexible material for attachingthe shell body (101) and the closure (102), wherein the attaching statusof shell body (101) and the closure (102) includes that when saidclosure (102) is combined with the dispense outlet (105) at bottom endof the shell body (101) to allow the shell body (101) as a container toappear a close status, the flexible flake type structure (103) is bentto a prestressed status to the opening direction, wherein the closure(102) detaches from the shell body (101) and is helped by theprestressed flexibility of the flexible flake type structure (103) toallow the dispense outlet (105) at bottom end of the shell body (101) tomaintain at a stable opening status to dispense contents (107), whilesaid closure (102) is through the flexible flake type structure (103) tobe still attached to the shell body (101) without falling down.
 12. Apress-open type storage device with prestressed to open closure asclaimed in claim 11, wherein the structural relationships between theshell body (101), closure (102) and flexible flake type structure (103)include: a) The flexible flake type structure (103), closure (102) andshell body (101) are made of the same material and are integrallyformed; or b) The closure (102) and flexible flake type structure (103)are made of the same material and integrally formed to further combinewith the shell body (101) made of the same material; or c) The closure(102) and flexible flake type structure (103) are made of the samematerial and are integrally formed to further combine with the shellbody (101) made of different material; or d) The shell body (101) andflexible flake type structure (103) are made of the same material andare integrally formed to further combine with the closure (102) made ofthe same material; or e) The shell body (101) and flexible flake typestructure (103) are made of the same material and are integrally formedto further combine with the closure (102) made of different material; orf) The shell body (101), closure (102) and flexible flake type structure(103) are made of the same material, wherein they are individually madeand further combined; or g) The shell body (101), closure (102) andflexible flake type structure (103) are made of different material,wherein they are individually made and further combined.
 13. Apress-open type storage device with prestressed to open closure asclaimed in claim 11, wherein the combining methods for said shell body(101) and closure (102) as well as the combining methods for saidclosure (102) and flexible type structure (103) include: fusioncombination, adhering combination, rivet combination, mechanism likein-lay or locking combination, clamping or sewing combinations byadditional auxiliary elements.